Search Results for: coding
Nonsense mutation
A nonsense mutation is the type of point mutation that renders the translation process useless by coding for a stop/nonsense... Read More
Deoxyribonucleic acid
Deoxyribonucleic Acid (DNA) Definition A nucleic acid refers to any of the group of complex compounds made up of linear... Read More
Silent mutation
A mutation is a change in the nucleotide sequence of a gene or a chromosome. When there is only one nucleotide involved, it... Read More
Messenger ribonucleic acid
Definition noun plural: messenger ribonucleic acids mes•sen•ger ri•bo•nu•cle•ic ac•id, ˈmɛ.sɪn.dʒəɹ... Read More
Transcription (biology)
In biology, transcription is the process of transcribing or making a copy of the genetic information stored in a DNA strand... Read More
Ribonucleic acid
Ribonucleic Acid Definition noun (uncountable), ribonucleic acids ri·bo·nu·cle·ic ac·id, raɪboʊnjuːkliːɪk... Read More
Protein Synthesis
If you have jumped straight to this page, you may wish to look at the previous tutorial about DNA, which gives background... Read More
Protein synthesis
Protein synthesis is the process of creating protein molecules. In biological systems, it involves amino acid synthesis,... Read More
Gene Regulation in Eukaryotes
Reviewed by: Mary Anne Clark, Ph.D. Eukaryotic Gene Structure In prokaryotes the DNA is located in the... Read More
Frameshift mutation
Define Frameshift Mutation What is a frameshift mutation? In biology, insertions or deletions of nucleotides in the coding... Read More
Genetic Mutations
Reviewed by: Mary Anne Clark, Ph.D. Genetic Mutations Genetic mutations are inherited variations in an... Read More
Law of Segregation
Mendel’s Laws of Inheritance The father of genetics, Gregor Mendel, reported his findings in 1860 that initially were... Read More
Satellite DNA
Definition noun, plural: satellite DNAs (molecular biology) A portion of the DNA of a genome consisting of tandemly... Read More
Precursor mRNA
Definition noun plural: precursor mRNAs An immature or incompletely processed mRNA molecule in eukaryotes that needs to be... Read More
Complementary DNA
Definition noun A double stranded DNA produced from the messenger RNA synthesis in a reaction catalyzed by an enzymes... Read More
Metabolic disorder
Definition noun, plural: metabolic disorders A disorder in the metabolism, often caused by a dysfunctional enzyme as a... Read More
Translation
Translation, in general, is the conversion of something into another form, such as a word from one language to another. But... Read More
Genetic Information and Protein Synthesis
Genetic Code Genes are sequences of DNA nucleotides that carry and transmit the information specifying amino acid sequences... Read More
Nucleic acid
Nucleic Acid Definition A nucleic acid refers to any of the group of complex compounds consisting of chains of monomers of... Read More
Polymorphism
Polymorphism Definition The occurrence of two or more different forms or morphs in the population of a species is referred... Read More
Chromosome Mutations
Reviewed by: Mary Anne Clark, Ph.D. By nature, the genetic information from both parents is expected to be seen... Read More
Missense mutation
What is a missense mutation? Literally speaking, a mutation that changes the meaning of the encoded gene sequence is the... Read More
Biological Viruses
The prime directive of all organisms is to reproduce and survive and this also applies to viruses. Apparently, viruses are... Read More
Regeneration in humans – Finding the gene switch
Regeneration in humans is much more limited compared in other animals. Say for instance when one lost a limb, much as well... Read More
Sickle cell anaemia
Definition noun A hereditary blood disorder resulting in anaemia due to a mutation in the allele coding for the beta chain... Read More
Sex Reversal – When Males Grew Ovaries Instead of Testes
Summary: Sex reversal is not unusual in some animals, especially in invertebrates. As for the vertebrates, there are... Read More
Molecular Basis of Temperature-Dependent Gender of Red-Eared Slider Turtle
Imagine a child inside a womb with a sex yet to be decided not by the pair of sex chromosomes but by the ambient temperature... Read More